M&T Bank Corporation (MTB) ownership: Top institutional holder: VANGUARD GROUP INC ($3.89B). Insider activity: Net Seller (0 buys, 20 sells). 8 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 19318599.00 | $3.89B | 2025-12-31 |
| FMR LLC | 13171336.00 | $2.72B | 2026-03-31 |
| BlackRock, Inc. | 13001548.00 | $2.69B | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 9952312.00 | $2.06B | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 9778661.00 | $2.02B | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 7488537.00 | $1.55B | 2026-03-31 |
| STATE STREET CORP | 7151957.00 | $1.48B | 2026-03-31 |
| MORGAN STANLEY | 4452035.00 | $920.33M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-05-07 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.